﻿/*
This file is part of web3.js.

web3.js is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

web3.js is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License
along with web3.js.  If not, see <http://www.gnu.org/licenses/>.
*/

import { parseBaseType } from '../utils.js';

export const isValidEthBaseType = (type: string): boolean => {
	const { baseType, baseTypeSize } = parseBaseType(type);

	if (!baseType) {
		return false;
	}

	if (baseType === type) {
		return true;
	}

	if ((baseType === 'int' || baseType === 'uint') && baseTypeSize) {
		if (!(baseTypeSize <= 256 && baseTypeSize % 8 === 0)) {
			return false;
		}
	}

	if (baseType === 'bytes' && baseTypeSize) {
		if (!(baseTypeSize >= 1 && baseTypeSize <= 32)) {
			return false;
		}
	}

	return true;
};
